890123712 has 56 divisors (see below), whose sum is σ = 2393758992. Its totient is φ = 291840000.

The previous prime is 890123699. The next prime is 890123777. The reversal of 890123712 is 217321098.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26289 + ... + 49712.

Almost surely, 2^890123712 is an apocalyptic number.

It is an amenable number.

890123712 is an abundant number, since it is smaller than the sum of its proper divisors (1503635280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

890123712 is a wasteful number, since it uses less digits than its factorization.

890123712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76077 (or 76067 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 890123712 is about 29834.9411261360. The cubic root of 890123712 is about 961.9447383046.

The spelling of 890123712 in words is "eight hundred ninety million, one hundred twenty-three thousand, seven hundred twelve".